diff options
| -rw-r--r-- | fs/nfsd/nfs4state.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 099d6fa64f7f..dbb2141cf88f 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c | |||
| @@ -2659,6 +2659,23 @@ static struct file_lock *nfs4_alloc_init_lease(struct nfs4_delegation *dp, int f | |||
| 2659 | return fl; | 2659 | return fl; |
| 2660 | } | 2660 | } |
| 2661 | 2661 | ||
| 2662 | static int nfs4_setlease(struct nfs4_delegation *dp, int flag) | ||
| 2663 | { | ||
| 2664 | struct file_lock *fl; | ||
| 2665 | int status; | ||
| 2666 | |||
| 2667 | fl = nfs4_alloc_init_lease(dp, flag); | ||
| 2668 | if (!fl) | ||
| 2669 | return -ENOMEM; | ||
| 2670 | status = vfs_setlease(dp->dl_vfs_file, fl->fl_type, &fl); | ||
| 2671 | if (status) { | ||
| 2672 | dp->dl_flock = NULL; | ||
| 2673 | locks_free_lock(fl); | ||
| 2674 | return -ENOMEM; | ||
| 2675 | } | ||
| 2676 | return 0; | ||
| 2677 | } | ||
| 2678 | |||
| 2662 | /* | 2679 | /* |
| 2663 | * Attempt to hand out a delegation. | 2680 | * Attempt to hand out a delegation. |
| 2664 | */ | 2681 | */ |
| @@ -2668,7 +2685,6 @@ nfs4_open_delegation(struct svc_fh *fh, struct nfsd4_open *open, struct nfs4_sta | |||
| 2668 | struct nfs4_delegation *dp; | 2685 | struct nfs4_delegation *dp; |
| 2669 | struct nfs4_stateowner *sop = stp->st_stateowner; | 2686 | struct nfs4_stateowner *sop = stp->st_stateowner; |
| 2670 | int cb_up; | 2687 | int cb_up; |
| 2671 | struct file_lock *fl; | ||
| 2672 | int status, flag = 0; | 2688 | int status, flag = 0; |
| 2673 | 2689 | ||
| 2674 | cb_up = nfsd4_cb_channel_good(sop->so_client); | 2690 | cb_up = nfsd4_cb_channel_good(sop->so_client); |
| @@ -2701,19 +2717,9 @@ nfs4_open_delegation(struct svc_fh *fh, struct nfsd4_open *open, struct nfs4_sta | |||
| 2701 | dp = alloc_init_deleg(sop->so_client, stp, fh, flag); | 2717 | dp = alloc_init_deleg(sop->so_client, stp, fh, flag); |
| 2702 | if (dp == NULL) | 2718 | if (dp == NULL) |
| 2703 | goto out_no_deleg; | 2719 | goto out_no_deleg; |
| 2704 | status = -ENOMEM; | 2720 | status = nfs4_setlease(dp, flag); |
| 2705 | fl = nfs4_alloc_init_lease(dp, flag); | 2721 | if (status) |
| 2706 | if (!fl) | ||
| 2707 | goto out_free; | ||
| 2708 | /* vfs_setlease checks to see if delegation should be handed out. | ||
| 2709 | * the lock_manager callback fl_change is used | ||
| 2710 | */ | ||
| 2711 | if ((status = vfs_setlease(fl->fl_file, fl->fl_type, &fl))) { | ||
| 2712 | dprintk("NFSD: setlease failed [%d], no delegation\n", status); | ||
| 2713 | dp->dl_flock = NULL; | ||
| 2714 | locks_free_lock(fl); | ||
| 2715 | goto out_free; | 2722 | goto out_free; |
| 2716 | } | ||
| 2717 | 2723 | ||
| 2718 | memcpy(&open->op_delegate_stateid, &dp->dl_stateid, sizeof(dp->dl_stateid)); | 2724 | memcpy(&open->op_delegate_stateid, &dp->dl_stateid, sizeof(dp->dl_stateid)); |
| 2719 | 2725 | ||
